wechatbak/wjj-core/src/main/resources/mybatis/BrandMapper.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
<mapper namespace="com.demo.wjj.mapper.BrandMapper">

    <!--查询品牌-->
    <select id="selectBrandList" resultType="com.demo.wjj.po.Brand">
        SELECT b.id, b.name
        FROM tb_brand b
        WHERE b.can_enable = 1
        <if test="ids != null">
            AND b.id IN
            <foreach collection="ids" item="id" open="(" close=")" separator=",">
                #{id}
            </foreach>
        </if>
        ORDER BY b.sort_no, b.name
    </select>
</mapper>